Steam: Bypass age confirmation prompts

Suppresses age confirmations on Steam store pages and community hubs
当前为 2016-06-27 提交的版本，查看最新版本。
换行
// ==UserScript==
// @name         Steam: Bypass age confirmation prompts
// @namespace    steam
// @version      1.3
// @description  Suppresses age confirmations on Steam store pages and community hubs
// @author       lunboks
// @match        *://steamcommunity.com/app/*
// @match        *://steamcommunity.com/workshop*
// @match        *://steamcommunity.com/sharedfiles/filedetails*
// @match        *://store.steampowered.com/agecheck/app/*
// @match        *://store.steampowered.com/app/*/agecheck*
// @grant        none
// @run-at       document-start
// ==/UserScript==

(function () {
    "use strict";

    if (location.hostname === "store.steampowered.com") {
        // Set up long-lived cookies to bypass age verification
        var date = new Date();
        date.setUTCFullYear(date.getUTCFullYear() + 1);

        var cookieOptions = "; path=/; max-age=31536000; expires=" + date.toUTCString();

        // this bypasses the "mature content - continue/cancel" screen
        document.cookie = "mature_content=1" + cookieOptions;
        // this bypasses the "enter your date of birth" screen
        document.cookie = "birthtime=0" + cookieOptions; // 1970-01-01

        // Reload after making sure we're actually on a page with an age gate
        window.addEventListener("DOMContentLoaded", function () {
            if (document.getElementById("agegate_box") || document.getElementById("app_agegate")) {
                document.body.hidden = true;
                location.reload();
            }
        }, false);
    } else if (location.hostname === "steamcommunity.com") {
        // This bypasses the mature content overlay on community hubs.
        // Since the overlay is put up during page load, we don't have to reload here.
        var appIDs = [];
        var appIDURL = location.pathname.match(/^\/app\/(\d+)/);
        var query = location.search;
        var queryRegex = /[&?]appid=(\d+)/g;
        var match;

        if (appIDURL !== null) {
            appIDs.push(appIDURL[1]);
        }

        while ((match = queryRegex.exec(query)) !== null) {
            appIDs.push(match[1]);
        }

        try {
            for (var i = 0, l = appIDs.length; i < l; i++) {
                window.sessionStorage.setItem("age_gate_" + appIDs[i], "1");
            }
        } catch (ignore) {}

        // Sometimes, we cannot read the app ID from the URL.
        // Example URL (Rust Workshop): https://steamcommunity.com/sharedfiles/filedetails/?id=618543834
        // In this case, just simulate a button press...
        // If this becomes nontrivial, we could also hit the GetPublishedFileDetails API
        window.addEventListener("DOMContentLoaded", function () {
            var btn;

            if ((btn = document.getElementById("age_gate_btn_continue")) !== null) {
                btn.dispatchEvent(new MouseEvent("click"));
            }
        }, false);
    }
})();